Home / 63,161.97-87,161.23-34,867.05

Finding the Fourth Proportional to 63,161.97, 87,161.23 and 34,867.05

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Solution

The fourth proportional to 63,161.97, 87,161.23 and 34,867.05 is: 48,115.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,161.97 : 87,161.23 = 34,867.05 : x
  2. Step 2: Convert to fraction form
    63,161.97/87,161.23 = 34,867.05/x
  3. Step 3: Cross multiply
    63,161.97x = 87,161.23 × 34,867.05
  4. Step 4: Simplify right side
    63,161.97x = 3,039,054,964.47
  5. Step 5: Solve for x
    x = 3,039,054,964.47/63,161.97
  6. Step 6: Final answer
    x = 48,115.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.